A bus accelerates at -0.5 m/s squared for 12.5 seconds if the bus had an initial speed of 31 m/s what is its new speed

Plzz worth 10 ! which statement about energy transformations is not true? a all forms of energy can be transformed into thermal b energy is never destroyed or created during transformations c potential chemical energy always transforms into kinetic d some thermal energy is always released during a transformation

Which of the following is considered to be a vector?               a.  temperature    b.  velocity    c.  time    d.  mass

Which of the following best describes internal energy? a. the difference between the kinetic and potential energies of the particles in a system b. the sum of the kinetic and potential energies of the particles in a system c. the sum of the kinetic and thermal energies of the particles in a system d. the difference between the kinetic and thermal energies of the particles in a system